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861-9601.9 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DA10 • Revision 11
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Installation
18.2
Constructional data of the foundation
Floor openings
The panels can be bolted or welded to the foundation rails. Fasten each panel diagonally to
the foundation rails at two points at least. Use M10 fixing bolts as a minimum.
Tightening torque: 60 Nm.
Floor openings and
fixing points
Bolted joint of
the standard design
Bolt the standard design diagonally to the foundation rails at 2 points
(use sheet EN 10021, 4x40x60 mm).
Bolted joint of the
aseismic design
Bolt the aseismic design to the foundation rails at all 4 points using a floor fixing profile.
The floor fixing profile is included in the scope of supply. The fixing material is not included in
the scope of supply. (Part number: 865-2944.0 without fixing material).
NOTICE
Damage to the welded seams
Welded seams are susceptible to corrosion.
➭ After welding, protect the welded seams professionally against corrosion.
Fig. 24:
Overview of floor openings and fixing points
①
Base frame
⑤
Fixing holes (26x45) for M10
②
Floor opening for high-voltage cables
⑥
Area for floor openings for control cables
③
Switchgear termination
⑦
Operating side of the panel
④
Foundation rails
1)
For large panel connection housings, the dimension must not be smaller than 1145 mm
Fig. 25:
Bolted joints of standard design
①
Fixing points (26x45 mm) for M10
Bolted joints of the aseismic design
Fixing profile
①
Fixing points (26x45 mm) for M10
②
Fixing profile